The phrase "rub salt in a wound" refers to making a situation worse by adding insult to injury. Antonyms for this phrase could include "reassure," "comfort," "console," "soothe," "mollify," or "pacify." Rather than dwelling on the negative aspects of a situation, these words suggest providing support and encouragement to alleviate any pain or discomfort. Additionally, antonyms for "rub salt in a wound" could include "make amends," "apologize," "reconcile," or "bridge the divide," which imply actions that seek to repair damage or restore relationships rather than exacerbating the hurt.